##### LocatorAssertions.to_contain_text()
- `LocatorAssertions.to_contain_text()` -> NoneType
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- `expected`: `str|Pattern|List[str]|List[Pattern]|List[str|Pattern]`
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- `ignore_case`: `bool (optional)`
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- `timeout`: `float (optional)`
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- `use_inner_text`: `bool (optional)`
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